/*
 * Copyright (C) 2021 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


package io.sentry.transport;

/**
 * Implementations of this interface serve as gatekeepers that allow or disallow sending of the
 * events through the {@link ITransport}. For example, it is unnecessary to send the events if the
 * device is offline.
 *
 * <p>Events are stored in a cache until sending is allowed again (or maximum number of retries to
 * send an event has been reached).
 *
 * @since 2021-06-02
 */
public interface ITransportGate {

    /**
     * Checks if the device is connected or not
     *
     * @return true if it is possible to send events to the Sentry server, false otherwise
     */
    boolean isConnected();
}
